The WPF Application Framework (WAF) is a lightweight Framework that helps you to create well structured WPF Applications. It supports you in applying a Layered Architecture and the Model-View-ViewModel (aka MVVM, M-V-VM, PresentationModel) pattern.

The function of this application is to get Stock Quote Data and Historical Stock Prices from Yahoo Finance
This is technical demo to apply F-Sharp (F#) language in real world application.
This application is close to real world enterprise application (with very optimal solutions, at least in 2011)...

The Domain Seedwork Application Block provides the most basic classes and interfaces to the domain layer of a nlayered DDD solution. It's one from CodeDDD, that is a set of lightweight app blocks with the goal of help on the development of nlayered DDD applications